Malware Analysis Report

2025-01-23 06:42

Sample ID 241107-cb2r2atarr
Target 41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d
SHA256 41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d
Tags
healer redline dozt norm discovery dropper evasion infostealer persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d

Threat Level: Known bad

The file 41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d was found to be: Known bad.

Malicious Activity Summary

healer redline dozt norm discovery dropper evasion infostealer persistence trojan

Healer

Healer family

RedLine payload

RedLine

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

Redline family

Executes dropped EXE

Windows security modification

Checks computer location settings

Adds Run key to start application

Program crash

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 01:54

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 01:54

Reported

2024-11-07 01:57

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Redline family

redline

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Temp\1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr449728.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1636 wrote to memory of 3648 N/A C:\Users\Admin\AppData\Local\Temp\41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe
PID 1636 wrote to memory of 3648 N/A C:\Users\Admin\AppData\Local\Temp\41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe
PID 1636 wrote to memory of 3648 N/A C:\Users\Admin\AppData\Local\Temp\41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe
PID 3648 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe
PID 3648 wrote to memory of 2852 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe
PID 3648 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe
PID 3648 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe
PID 3648 wrote to memory of 1492 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe
PID 1492 wrote to memory of 3880 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe C:\Windows\Temp\1.exe
PID 1492 wrote to memory of 3880 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe C:\Windows\Temp\1.exe
PID 1492 wrote to memory of 3880 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe C:\Windows\Temp\1.exe
PID 1636 wrote to memory of 5400 N/A C:\Users\Admin\AppData\Local\Temp\41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr449728.exe
PID 1636 wrote to memory of 5400 N/A C:\Users\Admin\AppData\Local\Temp\41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr449728.exe
PID 1636 wrote to memory of 5400 N/A C:\Users\Admin\AppData\Local\Temp\41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr449728.exe

Processes

C:\Users\Admin\AppData\Local\Temp\41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d.exe

"C:\Users\Admin\AppData\Local\Temp\41b26be773334532c62a77819bc8a898d796ea48fbc2f4fe9363102aab5a6a8d.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe

C:\Windows\Temp\1.exe

"C:\Windows\Temp\1.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1492 -ip 1492

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1492 -s 1504

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr449728.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr449728.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziCK1572.exe

MD5 1a9dfb0772cac173137ef8d701457b12
SHA1 bfd97e5138217670ddf23b002b012b778a4337e3
SHA256 ea272967da81378df5d85b4e819a1a5dc9ef69ee232fa6b6a72e66082d29cad8
SHA512 8d50a438d6706f509367ab95e98d970e444251ef08921ee26739aded3414ceb07825b5d0dbefcfd47bf228551e0985addf7cd488a8a55461e3dd8e7c798af678

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr018504.exe

MD5 e6561b247a367a3d4e4ebb404f832be9
SHA1 674172978de7769ae7b643bd2c8ef9355501e829
SHA256 7e3aaf17ab0f01cbd135783e175554045e49b2cee0050ec03ec2015d0fadff9a
SHA512 399354f00fdb2ca8376e2628b70c6f33ed1128a6c88d7662cc70493e43a6253f049179315bb2f60d5f8ec8630114c3ce5abfd0ce89fdbfabeb6de12073b278d5

memory/2852-14-0x00007FFD0B4A3000-0x00007FFD0B4A5000-memory.dmp

memory/2852-15-0x0000000000520000-0x000000000052A000-memory.dmp

memory/2852-16-0x00007FFD0B4A3000-0x00007FFD0B4A5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku328365.exe

MD5 faf686369c264d1341d7eb8e83231977
SHA1 a678beb0ac301687ff5b832be5b15be33163f74d
SHA256 13e77c2656c1f4c9fbb67065d32225e390148a78786fdc6125d11f5711487203
SHA512 b59d1a3e1264778490dccc63047b25b9b95086997e51bf2ee0bdf00a6c2987269a6da40da37f67fa9c850e8b399bda0f01b20d8dd2548ac1a0329c49945c342c

memory/1492-22-0x0000000002410000-0x0000000002476000-memory.dmp

memory/1492-23-0x0000000004C10000-0x00000000051B4000-memory.dmp

memory/1492-24-0x00000000051C0000-0x0000000005226000-memory.dmp

memory/1492-38-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-42-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-88-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-86-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-84-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-82-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-80-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-78-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-76-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-74-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-72-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-68-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-66-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-65-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-62-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-60-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-59-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-54-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-52-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-50-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-48-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-46-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-44-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-40-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-36-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-34-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-32-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-30-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-28-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-70-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-56-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-26-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-25-0x00000000051C0000-0x000000000521F000-memory.dmp

memory/1492-2105-0x0000000005400000-0x0000000005432000-memory.dmp

C:\Windows\Temp\1.exe

MD5 1073b2e7f778788852d3f7bb79929882
SHA1 7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256 c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA512 90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

memory/3880-2118-0x0000000000290000-0x00000000002C0000-memory.dmp

memory/3880-2119-0x0000000002280000-0x0000000002286000-memory.dmp

memory/3880-2120-0x0000000005230000-0x0000000005848000-memory.dmp

memory/3880-2121-0x0000000004D20000-0x0000000004E2A000-memory.dmp

memory/3880-2122-0x0000000004C10000-0x0000000004C22000-memory.dmp

memory/3880-2123-0x0000000004C70000-0x0000000004CAC000-memory.dmp

memory/3880-2124-0x0000000004CC0000-0x0000000004D0C000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr449728.exe

MD5 30ce373e75bfb72b5d8dca289f67ebe5
SHA1 c3df88c1f1136a3ceeb2ffd195d9168c4b063a88
SHA256 b8995c0bb57e0ea9661b16203ddd00c2e3cce08b70660942fb531a33afd03f44
SHA512 d7fe9f3dcfd1740f4ebf56207c9a02c9ecbd3e3ae00c1c6288cac6e207eb15e6a2177347c8fddf39e5cee7c07067b9ad83c03e3d3c0da578ded2e09df9319482

memory/5400-2129-0x0000000000010000-0x0000000000040000-memory.dmp

memory/5400-2130-0x0000000002210000-0x0000000002216000-memory.dmp